Electronic calculator with voice clock

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Information

Patent Grant
D312831

References
Source

Patent Number
D312,831
Date Filed
Friday, October 16, 1987
37 years ago
Date Issued
Tuesday, December 11, 1990
33 years ago

Inventors
- Masaji Sawada
- Katsuhiro Iida
Original Assignees
- Sharp Corporation
Examiners
- Holtje; Nelson C.
- Veynar; Caron D.
Agents
- Flehr, Hohbach, Test, Albritton & Herbert

US Classifications
- D18 - Printing and office machinery
Field of Search
- US
- D18 1
- D18 2
- D18 6
- D18 7
- D18 11
- D18 12
- D10 2
- D10 15
- D10 30
- 200 5 A
- 364 706-710
- 368 10
- 368 63
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for an electronic calculator with voice clock, as shown and described.

Priority Claims (1)

Number	Date	Country	Kind
62-15197	Apr 1987	JPX

US Referenced Citations (4)

Number	Name	Date	Kind
D273200	Sakata	Mar 1984
D295875	Yubisui et al.	May 1988
D301895	Hayashi	Jun 1989
4573134	Ikemoto	Feb 1986